FR2799843B1 - Objectif a focale variable et appareil photographique comportant un tel objectif - Google Patents

Objectif a focale variable et appareil photographique comportant un tel objectif

Info

Publication number
FR2799843B1
FR2799843B1 FR0013322A FR0013322A FR2799843B1 FR 2799843 B1 FR2799843 B1 FR 2799843B1 FR 0013322 A FR0013322 A FR 0013322A FR 0013322 A FR0013322 A FR 0013322A FR 2799843 B1 FR2799843 B1 FR 2799843B1
Authority
FR
France
Prior art keywords
objective
variable focal
photographic apparatus
photographic
variable
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
FR0013322A
Other languages
English (en)
Other versions
FR2799843A1 (fr
Inventor
Yasuyuki Tomita
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Canon Inc filed Critical Canon Inc
Publication of FR2799843A1 publication Critical patent/FR2799843A1/fr
Application granted granted Critical
Publication of FR2799843B1 publication Critical patent/FR2799843B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B15/00—Optical objectives with means for varying the magnification
    • G02B15/14—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective
    • G02B15/144—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective having four groups only
    • G02B15/1441—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective having four groups only the first group being positive
    • G02B15/144113—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective having four groups only the first group being positive arranged +-++

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
FR0013322A 1999-10-19 2000-10-18 Objectif a focale variable et appareil photographique comportant un tel objectif Expired - Fee Related FR2799843B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP29681199A JP4463909B2 (ja) 1999-10-19 1999-10-19 ズームレンズ

Publications (2)

Publication Number Publication Date
FR2799843A1 FR2799843A1 (fr) 2001-04-20
FR2799843B1 true FR2799843B1 (fr) 2006-03-24

Family

ID=17838462

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0013322A Expired - Fee Related FR2799843B1 (fr) 1999-10-19 2000-10-18 Objectif a focale variable et appareil photographique comportant un tel objectif

Country Status (3)

Country Link
US (1) US6512637B1 (fr)
JP (1) JP4463909B2 (fr)
FR (1) FR2799843B1 (fr)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005181852A (ja) * 2003-12-22 2005-07-07 Olympus Corp 撮影レンズ系及びそれを備えた撮影装置
JP4469625B2 (ja) 2004-02-12 2010-05-26 フジノン株式会社 ズームレンズ
JP5013705B2 (ja) * 2005-11-21 2012-08-29 三星電子株式会社 撮像装置，画面表示方法，焦点調整方法，露出調整方法，およびコンピュータプログラム
JP4869827B2 (ja) 2006-08-10 2012-02-08 富士フイルム株式会社 ズームレンズおよび撮像装置
US7852732B2 (en) * 2007-02-20 2010-12-14 Canon Kabushiki Kaisha Lens apparatus
DE102008042221B9 (de) * 2008-09-19 2022-06-23 Carl Zeiss Ag Optisches System sowie Fernrohr mit einem optischen System
JP5540515B2 (ja) * 2009-01-30 2014-07-02 株式会社ニコン 変倍光学系、及び、この変倍光学系を有する光学機器
JP5350129B2 (ja) * 2009-08-17 2013-11-27 キヤノン株式会社 ズームレンズ及びそれを有する撮像装置
JP5208185B2 (ja) * 2010-11-16 2013-06-12 キヤノン株式会社 ズームレンズおよび光学機器
JP5693322B2 (ja) 2011-03-28 2015-04-01 キヤノン株式会社 ズームレンズ及び撮像装置
JP5693321B2 (ja) 2011-03-28 2015-04-01 キヤノン株式会社 ズームレンズ及び撮像装置
JP5738069B2 (ja) * 2011-05-24 2015-06-17 キヤノン株式会社 ズームレンズ及びそれを有する撮像装置
JP5611124B2 (ja) * 2011-05-31 2014-10-22 キヤノン株式会社 ズームレンズ及びそれを有する撮像装置
CN103765288B (zh) 2011-08-30 2016-09-28 富士胶片株式会社 可变放大倍率光学***和成像设备
WO2013031205A1 (fr) 2011-08-30 2013-03-07 富士フイルム株式会社 Système optique de grossissement variable et dispositif de capture d'image
JP5777225B2 (ja) * 2011-09-16 2015-09-09 富士フイルム株式会社 ズームレンズおよび撮像装置
JP5616534B2 (ja) 2011-11-04 2014-10-29 富士フイルム株式会社 ズームレンズおよび撮像装置
US9104017B2 (en) 2013-04-30 2015-08-11 Canon Kabushiki Kaisha Zoom lens and image pickup apparatus including the same
JP6223105B2 (ja) 2013-10-07 2017-11-01 キヤノン株式会社 ズームレンズ及びそれを有する撮像装置
JP6347590B2 (ja) * 2013-11-12 2018-06-27 キヤノン株式会社 ズームレンズ及びそれを有する撮像装置
JP6129766B2 (ja) 2014-02-26 2017-05-17 富士フイルム株式会社 ズームレンズおよび撮像装置
JP6128607B2 (ja) 2014-02-26 2017-05-17 富士フイルム株式会社 ズームレンズおよび撮像装置
CN108885331B (zh) * 2016-03-29 2019-09-24 富士胶片株式会社 变焦透镜及摄像装置
CN110383816B (zh) 2017-03-14 2021-07-06 富士胶片株式会社 摄像装置、摄像装置的信号处理方法及存储有摄像装置的信号处理程序的存储介质
JP2019078849A (ja) * 2017-10-23 2019-05-23 富士フイルム株式会社 ズームレンズ及び撮像装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS594686B2 (ja) 1975-12-04 1984-01-31 キヤノン株式会社 カヘンシヨウテンキヨリレンズ
US4485007A (en) 1982-06-15 1984-11-27 Environmental Research And Technology Inc. Process for purifying hydrocarbonaceous oils
US5745300A (en) * 1993-02-17 1998-04-28 Canon Kabushiki Kaisha Zoom lens of the inner focus type
US5760967A (en) * 1993-11-30 1998-06-02 Canon Kabushiki Kaisha Zoom lens
US5790316A (en) 1994-04-26 1998-08-04 Canon Kabushiki Kaisha Zoom lens
JP3376177B2 (ja) * 1995-06-29 2003-02-10 キヤノン株式会社 ズームレンズ
JPH1062686A (ja) 1996-08-19 1998-03-06 Fuji Photo Optical Co Ltd インナーフォーカシングタイプのズームレンズ
JP3445095B2 (ja) 1997-04-01 2003-09-08 キヤノン株式会社 ズームレンズ及びそれを有するカメラ
JP3526177B2 (ja) * 1997-07-11 2004-05-10 キヤノン株式会社 ズームレンズ

Also Published As

Publication number Publication date
FR2799843A1 (fr) 2001-04-20
JP4463909B2 (ja) 2010-05-19
JP2001116993A (ja) 2001-04-27
US6512637B1 (en) 2003-01-28

Similar Documents

Publication Publication Date Title
FR2799843B1 (fr) Objectif a focale variable et appareil photographique comportant un tel objectif
FR2725806B1 (fr) Appareil photographique stereoscopique
FR2801111B1 (fr) Objectif a focale variable et appareil photographique
DE69734087D1 (de) Kompaktes übungsgerät
FR2709694B1 (fr) Appareil de blocage de lentilles.
DE69725244D1 (de) Entwicklungsvorrichtung
DE69719253D1 (de) Entwicklungsvorrichtung
FR2774485B1 (fr) Boitier d'appareil de prise de vues, objectif photographique et systeme d'appareil de prise de vues
DE69836017D1 (de) Automatische fokusiereinrichtung
FR2765438B1 (fr) Appareil photographique numerique capable de communications
DE60234804D1 (de) Von Belichtungsunterschieden unabhängige Bildwiederauffindungsmethode und entsprechendes Gerät
FR2651044B1 (fr) Appareil photographique motorise
DE69905631D1 (de) Fotografisches Behandlungsgerät
DE69729060D1 (de) Scharfeinstellungsvorrichtung
DE69625780D1 (de) Automatische Fokussierungsvorrichtung
DE69718602D1 (de) Entwicklungsvorrichtung
FR2744239B1 (fr) Appareil photo compact a zoom
FR2744237B1 (fr) Appareil photo compact a zoom
FR2739199B1 (fr) Appareil de developpement photographique
DE69835850D1 (de) Scharfeinstellung-Detektionsgerät
DE69825008D1 (de) Kompakte Röntgeneinrichtung
FR2718566B1 (fr) Appareil électrique à poussoir.
NL1000269C2 (nl) Lensaandrijfapparaat.
DE69726360D1 (de) Photographisches Behandlungsgerät
DE69517608D1 (de) Zoomobjektivvorrichtung

Legal Events

Date Code Title Description
PLFP Fee payment

Year of fee payment: 16

PLFP Fee payment

Year of fee payment: 17

ST Notification of lapse

Effective date: 20180629